CN205385288U - Arc light protection system and have this arc light protection system's cubical switchboard - Google Patents
Arc light protection system and have this arc light protection system's cubical switchboard Download PDFInfo
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- CN205385288U CN205385288U CN201620016231.6U CN201620016231U CN205385288U CN 205385288 U CN205385288 U CN 205385288U CN 201620016231 U CN201620016231 U CN 201620016231U CN 205385288 U CN205385288 U CN 205385288U
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Abstract
The utility model relates to an arc light protection system, including electric arc collection module for electric arc signal among the acquisition circuit, current detection module for the acquisition circuit intermediate -current increases the signal, control module, with electric arc collection module with current detection module electric connection, control module detects simultaneously electric arc signal that electric arc collection module gathered with the electric current that current detection module gathered increases the signal, the control circuit outage, wherein, electric arc collection module includes address record unit for the address of electric arc signal among the recording circuit. Whether above -mentioned arc light protection system passes through the arc light and the electric current of detection switch cabinet, judge out of orderly and timely fast to power down to avoid accident expansion, in addition, above -mentioned electric arc collection module still including the record unit, the quick investigation accident of in -process of subsequent maintenance again with the staff is facilitated like this to the address that is arranged in recording circuit to produce the electric arc signal.
Description
Technical field
This utility model relates to field of electrical equipment, particularly relates to arc light protection system and has the switch cubicle of this arc light protection system.
Background technology
The development of modern power systems, power distribution network capacity is gradually increased, and middle pressure bus-bar fault is increasingly severe on the impact of safe operation of power system.It not only makes Medium Voltage Switchgear seriously burn, and cause the accident expansion, and it would furthermore be possible to burn the transformator of costliness, causes serious economic loss.
From practical situations; existing protection scheme can not meet the scope that quickly excision bus-bar fault or protection require to cover; in the urgent need to adopting a kind of novel circuit protection system; to solve in currently practical utilization, owing to low-voltage bus bar breaks down, probability is higher, postpone excision fault causing trouble development, thus the problem causing heavy economic losses or personal safety.
Utility model content
Based on this, it is necessary to the technical problem of the quickly circuit of excision bus-bar fault or protection other parts can not be met for the protection scheme in above-mentioned existing switch cubicle circuit, it is provided that a kind of Novel electric arc light protecting system.
A kind of arc light protection system, including electric arc acquisition module, for arc signal in Acquisition Circuit；Current detection module, for increase in current signal in Acquisition Circuit；Control module, it is electrically connected with described current detection module with described electric arc acquisition module, analyze the signal that described electric arc acquisition module gathers with described current detection module, described control module is detected simultaneously by the increase in current signal that the arc signal that described electric arc acquisition module collects collects with described current detection module, control circuit power-off, wherein, described electric arc acquisition module includes address record unit, in order to the address of arc signal in writing circuit..
Above-mentioned arc light protection system utilizes the corresponding arc signal and increase in current signal that electric arc acquisition module and current detection module gather, it controls module and is detected simultaneously by the increase in current signal that the arc signal that described electric arc acquisition module gathers collects with described current detection module, just control circuit power-off, so just arc light and the electric current of switch cubicle are detected in real time, determine whether fault and timely and quick to down circuitry, thus avoiding fault spread, and, record unit is also included at above-mentioned electric arc acquisition module, for writing circuit produces the address of arc signal, quick investigation accident in the process of the so convenient maintenance follow-up again with staff.
Wherein in an embodiment, described electric arc acquisition module includes display unit, is electrically connected with described record unit, for showing the address of arc signal in the circuit that described record unit records.
Wherein in an embodiment, described electric arc acquisition module includes arc photosensor, in order to arc signal in testing circuit.
Wherein in an embodiment, described arc photosensor adopts passive arc probe.
Wherein in an embodiment, the quantity of described arc photosensor is less than 8.
Wherein in an embodiment, described current detection module includes current transformer, in order to increase in current signal in testing circuit.
Wherein in an embodiment, described control module also includes alarm unit, in order to be detected simultaneously by the increase in current signal that the arc signal that described electric arc acquisition module collects collects with described current detection module when controlling module, sends alarm signal.
Wherein in an embodiment, above-mentioned alarm unit adopts audio alarm.
Wherein in an embodiment, above-mentioned alarm unit adopts alarm lamp.
A kind of switch cubicle, including above-mentioned arc light protection system.
Accompanying drawing explanation
Fig. 1 is the module diagram of this utility model one preferred implementation.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, this utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain this utility model, be not used to limit this utility model.
nullThe utility model discloses a kind of switch cubicle，This switch cubicle has arc light protection system 100，This arc light protection system 100，Including electric arc acquisition module 110、Current detection module 120 and control module 130，Wherein，Electric arc acquisition module 110 is in order to the arc signal in Acquisition Circuit，Current detection module 120 is for detecting the increase in current signal in switch cubicle circuit，Control module 130 to be electrically connected with current detection module with above-mentioned electric arc acquisition module，In order to analyze arc signal and the increase in current signal that electric arc acquisition module 110 and current detection module 120 gather，When situations such as the circuit in switch cubicle are short-circuited，Circuit occurs photoelectric arc，While the arc signal that now electric arc acquisition module 110 gathers，Its current detection module 120 also collects increase in current signal，Control module 130 and send trip command，Circuit is carried out power-off.
Specifically, above-mentioned electric arc acquisition module 110 includes address record unit 111 and display unit 112, the signal location producing arclight in the recordable circuit of unit 111 is recorded by this address, display unit 112 and address above mentioned record unit 111 are electrically connected, for showing the address of the arc signal in the circuit that address above mentioned record unit 111 records, so that time follow-up work personnel investigate reason and maintenance again, finding the reason of accident quickly.
Above-mentioned electric arc acquisition module 110 also includes several arc photosensors, this also arc photosensor be distributed in each interval in switch cubicle, for detecting whether the circuit of diverse location in switch cubicle photoelectric arc occurs.Specifically, the quantity of this arc photosensor at most 8, can adopt passive arc probe, and this passive arc probe can adopt fiber-optic transfer, anti-electromagnetic interference capability is strong, and the light intensity increased suddenly when detecting and arc fault occurs is converted to the signal of telecommunication and is sent to control module 130 by this passive arc probe.It addition, the light sensitivitys of this passive arc probe can be adjusted according to on-the-spot practical situation.
Above-mentioned current detection module 120 includes current transformer, and current detection module 120 utilizes the growth signal of electric current in current transformer testing circuit.
Above-mentioned control module 130 can also include alarm unit 131, make when controlling the increase in current signal detected by arc signal that module 130 detects that electric arc acquisition module 110 collects and current detection module 120, control module 130 just controls alarm unit 131 and outwardly sends alarm signal, inform that external device is in irregular operating state, this alarm unit 131 can be voice guard, it can also be alarm lamp, owing to this technology is the technological means that those skilled in the art commonly use, therefore this utility model does not repeat them here.
Above-mentioned arc light protection system 100 utilizes the corresponding arc signal and increase in current signal that electric arc acquisition module 110 and current detection module 120 gather; it controls module 130 and is detected simultaneously by the increase in current signal that the arc signal that described electric arc acquisition module 110 gathers collects with described current detection module 120; just control circuit power-off; so just the arc light of examinations switch cubicle and electric current; determine whether fault and quickly to down circuitry, thus avoiding fault spread.
Each technical characteristic of embodiment described above can combine arbitrarily, for making description succinct, the all possible combination of each technical characteristic in above-described embodiment is not all described, but, as long as the combination of these technical characteristics is absent from contradiction, all it is considered to be the scope that this specification is recorded.
Embodiment described above only have expressed several embodiments of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to utility model patent scope.It should be pointed out that, for the person of ordinary skill of the art, without departing from the concept of the premise utility, it is also possible to make some deformation and improvement, these broadly fall into protection domain of the present utility model.Therefore, the protection domain of this utility model patent should be as the criterion with claims.
Claims (10)
1. an arc light protection system, it is characterised in that:
Electric arc acquisition module, for arc signal in Acquisition Circuit, records unit including address, in order to the address of arc signal in writing circuit；
Current detection module, for increase in current signal in Acquisition Circuit；
Control module, it is electrically connected with described current detection module with described electric arc acquisition module, when described control module is detected simultaneously by the increase in current signal that the arc signal that described electric arc acquisition module collects collects with described current detection module, control circuit power-off.
2. arc light protection system according to claim 1, it is characterised in that described electric arc acquisition module includes display unit, is electrically connected with described address location, for showing the address of arc signal in the circuit that described address record unit records.
3. arc light protection system according to claim 1, it is characterised in that described electric arc acquisition module includes arc photosensor, in order to arc signal in testing circuit.
4. arc light protection system according to claim 3, it is characterised in that described arc photosensor adopts passive arc probe.
5. arc light protection system according to claim 3, it is characterised in that the quantity of described arc photosensor is less than 8.
6. arc light protection system according to claim 1, it is characterised in that described current detection module includes current transformer, in order to increase in current signal in testing circuit.
7. arc light protection system according to claim 1; it is characterized in that; described control module also includes alarm unit; in order to be detected simultaneously by the increase in current signal that the arc signal that described electric arc acquisition module collects collects with described current detection module when controlling module, send alarm signal.
8. arc light protection system according to claim 7, it is characterised in that described alarm unit adopts audio alarm.
9. arc light protection system according to claim 7, it is characterised in that described alarm unit adopts alarm lamp.
10. a switch cubicle, it is characterised in that include the arc light protection system as described in claim 1-9 any claim.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620016231.6U CN205385288U (en) | 2016-01-07 | 2016-01-07 | Arc light protection system and have this arc light protection system's cubical switchboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620016231.6U CN205385288U (en) | 2016-01-07 | 2016-01-07 | Arc light protection system and have this arc light protection system's cubical switchboard |
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| Publication Number | Publication Date |
|---|---|
| CN205385288U true CN205385288U (en) | 2016-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620016231.6U Active CN205385288U (en) | 2016-01-07 | 2016-01-07 | Arc light protection system and have this arc light protection system's cubical switchboard |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106786402A (en) * | 2016-11-14 | 2017-05-31 | 国网山东省电力公司东阿县供电公司 | Middle-low voltage switch cabinet arc light protecting device |
-
2016
- 2016-01-07 CN CN201620016231.6U patent/CN205385288U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106786402A (en) * | 2016-11-14 | 2017-05-31 | 国网山东省电力公司东阿县供电公司 | Middle-low voltage switch cabinet arc light protecting device |
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